CN210451910U - Positioning device for machining automobile crank - Google Patents
Positioning device for machining automobile crank Download PDFInfo
- Publication number
- CN210451910U CN210451910U CN201921589565.2U CN201921589565U CN210451910U CN 210451910 U CN210451910 U CN 210451910U CN 201921589565 U CN201921589565 U CN 201921589565U CN 210451910 U CN210451910 U CN 210451910U
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- China
- Prior art keywords
- sliding
- vertical rod
- cover
- connecting rod
- sliding seat
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000003754 machining Methods 0.000 title claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims 1
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses a positioning device for machining an automobile crank, which comprises a bearing plate, wherein a sliding groove is arranged on the surface of the bearing plate, a sliding seat is slidably arranged in the sliding groove, and a driving assembly is arranged in the sliding groove; a first vertical rod is installed at the upper end of the sliding seat, a first elastic pressing assembly is installed inside the first vertical rod, and a first pressing cover is detachably installed on the outer side of the first elastic pressing assembly; the bearing board upper surface mounting has the second pole setting, second pole setting internally mounted has the second elasticity to compress tightly the subassembly, the second elasticity compresses tightly the subassembly outside and installs the second and compresses tightly the cover. Has the advantages that: can fix the length direction of connecting rod fast to can make first elasticity compress tightly the subassembly and fix first compressing tightly the cover, make the second compress tightly the cover and compress tightly the subassembly to the second elasticity and fix, thereby fix the direction of height of connecting rod, can compress tightly fixedly the connecting rod fast, improve the machining efficiency of connecting rod.
Description
Technical Field
The utility model relates to a car crank processing auxiliary assembly field, concretely relates to positioner is used in car crank processing.
Background
The crank-connecting rod mechanism is a main motion mechanism of the engine, converts reciprocating motion of a piston into rotary motion of a crankshaft, and outputs power outwards. When the connecting rod is machined, connecting holes at two end parts of the connecting rod are machined, then the machined connecting holes are used for positioning, and the surface of the connecting rod is machined.
When the connecting rod is milled, the existing positioning device fixes the connecting rod through a plurality of fixing seats and bolts, the operation is complex, the connecting rod is difficult to install, and the production efficiency of the connecting rod is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a positioner is used in order to solve above-mentioned problem for the processing of automobile crank, the utility model provides an among a great deal of technical scheme preferred technical scheme compress tightly the connecting rod fast enough and fix, improved the technical effect of the machining efficiency of connecting rod, see the explanation below for details.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a positioning device for machining automobile cranks, which comprises a bearing plate, wherein a sliding groove is formed in the surface of the bearing plate, a sliding seat is slidably arranged in the sliding groove, the sliding seat is in clearance fit with the sliding groove, and a driving assembly for driving the sliding seat to slide in the sliding groove is arranged in the sliding groove;
the upper end of the sliding seat penetrates out of the sliding groove, and is provided with a first vertical rod for fixing a first positioning hole at the end part of the connecting rod, a first elastic pressing component is arranged in the first vertical rod, and a first pressing cover is detachably arranged on the outer side of the first elastic pressing component and is used for pressing and fixing the connecting rod;
the bearing plate upper surface is provided with a second vertical rod used for fixing a second positioning hole at the end part of the connecting rod, a second elastic pressing component is arranged inside the second vertical rod, and a second pressing cover is detachably arranged on the outer side of the second elastic pressing component.
When the positioning device for machining the automobile crank is used, the driving assembly drives the sliding seat to slide in the sliding groove, so that the sliding seat drives the first vertical rod to gradually move away from the second vertical rod, the first positioning hole is sleeved on the outer side of the first vertical rod, so that the first positioning hole corresponds to the second vertical rod, the driving assembly drives the sliding seat to slide in the sliding groove, the sliding seat drives the first vertical rod to move towards the second vertical rod, so that the second positioning hole is tightly attached to the surface of the second vertical rod, the first pressing cover is arranged on the outer side of the first elastic pressing assembly, the first pressing cover is pressed through the first elastic pressing assembly, the first pressing cover is used for pressing and fixing the connecting rod, and the second pressing cover is arranged on the outer side of the second elastic pressing assembly, through the second elasticity compresses tightly the subassembly right the second compresses tightly the cover and compresses tightly, will the second compresses tightly the cover right the connecting rod compresses tightly fixedly, can be fast right the connecting rod compresses tightly fixedly, and is fixed effectual, utilizes drive assembly can drive first pole setting is removed, thereby can be fast right the length direction of connecting rod is fixed, and can make first elasticity compresses tightly the subassembly right first compressing tightly the cover and fixes, makes the second compresses tightly the cover right the second elasticity compresses tightly the subassembly and fixes, thereby is right the direction of height of connecting rod is fixed, can be fast right the connecting rod compresses tightly fixedly, has improved the machining efficiency of connecting rod.
Preferably, the driving assembly comprises a threaded shaft, the threaded shaft is rotatably mounted inside the sliding groove, a rotating block is mounted on the outer side of the threaded shaft through threads, the outer side of the rotating block is connected with the sliding seat, and the end of the threaded shaft penetrates through the bearing plate and is provided with a rotating disc.
Preferably, a crank is eccentrically mounted to an outer side of the rotating disc.
Preferably, the first vertical rod and the second vertical rod have the same structure, the first elastic pressing component and the second elastic pressing component have the same structure, and the first pressing cover and the second pressing cover have the same structure.
Preferably, the first vertical rod is installed at the upper end of the sliding seat, the first vertical rod is tubular, the upper end of the first upright stanchion is of an open structure, the upper end of the first upright stanchion is provided with an upper baffle plate, the surface of the upper baffle plate is provided with a guide groove in a penetrating way, the first elastic pressing component comprises a sliding column which is slidably arranged in the guide groove, the bottom of the sliding column extends into the first vertical rod, a lower baffle is arranged, a compression spring is arranged on the outer side of the sliding column, the compression spring is positioned between the upper baffle and the lower baffle, the upper end of the sliding column penetrates out of the upper baffle, and is provided with a limit strip, the bottom surface of the first pressing cover is of an open structure, the surface of the first pressing cover is provided with a fixed groove and two strip-shaped grooves in a penetrating way, and are respectively positioned on two sides of the fixed groove, and the strip-shaped groove is in clearance fit with the limit strip.
Preferably, the upper end of the limiting strip is provided with a pulling frame, the section of the pulling frame is T-shaped, and the pulling frame and the limiting strip form an I shape.
Preferably, the sliding column and the guide groove are square in cross section and are in clearance fit.
Has the advantages that: utilize drive assembly to drive first pole setting and remove to can fix the length direction of link fast, and can make first elasticity compress tightly the subassembly and fix first cover that compresses tightly, make the second compress tightly the cover and compress tightly the subassembly to fix the second elasticity, thereby fix the direction of height of link, can compress tightly fixedly the link fast, improved the machining efficiency of link.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of the present invention;
fig. 2 is a front view of the connecting rod when the connecting rod is compressed according to the present invention;
fig. 3 is a schematic view of the internal structure of the connecting rod when the connecting rod is compressed according to the present invention;
fig. 4 is a top view of the connecting rod of the present invention;
fig. 5 is a schematic view of the internal structure of the first elastic pressing assembly of the present invention;
fig. 6 is a schematic structural view of the first compression cover of the present invention.
The reference numerals are explained below:
1. a carrier plate; 101. a sliding groove; 2. a drive assembly; 201. a crank; 202. rotating the disc; 203. a threaded shaft; 204. rotating the block; 3. a sliding seat; 4. a first upright rod; 401. an upper baffle plate; 402. a guide groove; 5. a first compression cap; 501. a strip-shaped groove; 502. fixing grooves; 6. a first resilient hold down assembly; 601. pulling the frame; 602. a limiting strip; 603. a sliding post; 604. a compression spring; 605. a lower baffle plate; 7. a second upright stanchion; 8. a second compression cap; 9. a second elastic pressing component; 10. a connecting rod; 1001. a first positioning hole; 1002. and a second positioning hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 6, the utility model provides a positioning device for machining an automobile crank, which comprises a bearing plate 1, wherein a sliding groove 101 is arranged on the surface of the bearing plate 1, a sliding seat 3 is slidably arranged in the sliding groove 101, the sliding seat 3 is in clearance fit with the sliding groove 101, and a driving component 2 for driving the sliding seat 3 to slide in the sliding groove 101 is arranged in the sliding groove 101;
the upper end of the sliding seat 3 penetrates through the sliding groove 101, and is provided with a first upright rod 4 for fixing a first positioning hole 1001 at the end part of the connecting rod 10, a first elastic pressing component 6 is arranged inside the first upright rod 4, and a first pressing cover 5 is detachably arranged on the outer side of the first elastic pressing component 6 and used for pressing and fixing the connecting rod 10;
the upper surface of the bearing plate 1 is provided with a second vertical rod 7 for fixing a second positioning hole 1002 at the end part of the connecting rod 10, a second elastic pressing component 9 is arranged inside the second vertical rod 7, and a second pressing cover 8 is detachably arranged outside the second elastic pressing component 9.
As an optional embodiment, the driving assembly 2 includes a threaded shaft 203, the threaded shaft 203 is rotatably installed inside the sliding groove 101, a rotating block 204 is installed on the outer side of the threaded shaft 203 through threads, the outer side of the rotating block 204 is connected with the sliding seat 3, the end of the threaded shaft 203 penetrates through the bearing plate 1, and a rotating disc 202 is installed, so that the sliding seat 3 is in clearance fit with the sliding groove 101, the moving direction of the rotating block 204 can be guided, the threaded shaft 203 is driven to rotate through the rotating disc 202, the rotating block 204 drives the sliding seat 3 to move outside the threaded shaft 203 through thread transmission, and the sliding seat 3 slides inside the sliding groove 101.
A crank 201 is eccentrically installed at the outer side of the rotating disc 202, and thus the rotating disc 202 is conveniently rotated by the crank 201.
The first vertical rod 4 and the second vertical rod 7 are identical in structure, the first elastic pressing component 6 and the second elastic pressing component 9 are identical in structure, and the first pressing cover 5 and the second pressing cover 8 are identical in structure.
The first vertical rod 4 is arranged at the upper end of the sliding seat 3, the first vertical rod 4 is tubular, the upper end of the first vertical rod 4 is of an open structure, the upper end of the first vertical rod 4 is provided with an upper baffle 401, the surface of the upper baffle 401 is provided with a guide groove 402 in a penetrating manner, the first elastic pressing component 6 comprises a sliding column 603, the sliding column 603 is slidably arranged in the guide groove 402, the bottom of the sliding column 603 extends into the first vertical rod 4 and is provided with a lower baffle 605, the outer side of the sliding column 603 is provided with a pressing spring 604, the pressing spring 604 is positioned between the upper baffle 401 and the lower baffle 605, the upper end of the sliding column 603 penetrates out of the upper baffle 401 and is provided with a limiting strip 602, the bottom surface of the first pressing cover 5 is of an open structure, the surface of the first pressing cover 5 is provided with a fixing groove 502 and a strip groove 502 in a penetrating manner, the number of the strip grooves 501 is two, when fixing connecting rod 10, because bar groove 501 and spacing 602 clearance fit, bar groove 501 and spacing 602 are corresponding, the first cover 5 that compresses tightly of downward installation, make the bottom surface of the first cover 5 that compresses tightly and the upper surface contact of connecting rod 10, overcome the elasticity of pressure spring 604, upwards stimulate spacing 602, make spacing 602 be located the first cover 5 top that compresses tightly, rotate first cover 5 that compresses tightly, make bar groove 501 and spacing 602 perpendicular setting, loosen spacing 602, utilize the elasticity of pressure spring 604, baffle 605 moves down under the promotion, make sliding column 603 slide down in guide way 402 is inside, thereby can push down first cover 5 that compresses tightly through spacing 602, it fixes connecting rod 10 through first cover 5 that compresses tightly.
The pulling frame 601 is installed at the upper end of the limiting strip 602, the cross section of the pulling frame 601 is T-shaped, and the pulling frame 601 and the limiting strip 602 form an I shape, so that the limiting strip 602 can be conveniently pulled to move through the pulling frame 601.
The sliding column 603 is square in cross section with the guide groove 402, and is in clearance fit, so that the sliding column 603 can be prevented from rotating inside the guide groove 402, and the sliding column 603 can stably slide inside the guide groove 402.
By adopting the structure, when the device is used, the driving component 2 drives the sliding seat 3 to slide in the sliding groove 101, so that the sliding seat 3 drives the first upright stanchion 4 to gradually get away from the second upright stanchion 7, the first positioning hole 1001 is sleeved outside the first upright stanchion 4, the first positioning hole 1001 corresponds to the second upright stanchion 7, the driving component 2 drives the sliding seat 3 to slide in the sliding groove 101, the sliding seat 3 drives the first upright stanchion 4 to move towards the second upright stanchion 7, so that the second positioning hole 1002 is clung to the surface of the second upright stanchion 7, the first pressing cover 5 is arranged outside the first elastic pressing component 6, the first pressing cover 5 is pressed by the first elastic pressing component 6, the first pressing cover 5 is pressed and fixed on the connecting rod 10, the second pressing cover 8 is arranged outside the second elastic pressing component 9, the second pressing cover 8 is pressed by the second elastic pressing component 9, compress tightly cover 8 with the second and compress tightly fixedly connecting rod 10, can compress tightly connecting rod 10 fast and fix, it is fixed effectual, utilize drive assembly 2 to drive first pole setting 4 and remove, thereby can fix the length direction of connecting rod 10 fast, and can make first elasticity compress tightly subassembly 6 and fix first cover 5 that compresses tightly, it compresses tightly cover 8 and fixes second elasticity compress tightly subassembly 9 to make the second, thereby fix the direction of height of connecting rod 10, can compress tightly connecting rod 10 fast and fix, the machining efficiency of connecting rod 10 has been improved.
The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a positioner is used in processing of automobile crank which characterized in that: the bearing plate comprises a bearing plate (1), wherein a sliding groove (101) is formed in the surface of the bearing plate (1), a sliding seat (3) is installed in the sliding groove (101) in a sliding mode, the sliding seat (3) is in clearance fit with the sliding groove (101), and a driving assembly (2) for driving the sliding seat (3) to slide in the sliding groove (101) is installed in the sliding groove (101);
the upper end of the sliding seat (3) penetrates out of the sliding groove (101), a first vertical rod (4) used for fixing a first positioning hole (1001) at the end part of the connecting rod (10) is installed on the sliding seat, a first elastic pressing component (6) is installed inside the first vertical rod (4), and a first pressing cover (5) is detachably installed on the outer side of the first elastic pressing component (6) and used for pressing and fixing the connecting rod (10);
bearing board (1) upper surface mounting has and is used for right second pole setting (7) that second locating hole (1002) of connecting rod (10) tip are fixed, second pole setting (7) internally mounted has second elasticity to compress tightly subassembly (9), second elasticity compresses tightly subassembly (9) outside demountable installation has the second to compress tightly cover (8).
2. The positioning device for machining the automobile crank according to claim 1, wherein: drive assembly (2) include threaded shaft (203), threaded shaft (203) rotate to be installed inside sliding tray (101), turning block (204) are installed through the screw thread in threaded shaft (203) outside, turning block (204) outside with sliding seat (3) are connected, threaded shaft (203) tip is worn out loading board (1), and install rolling disc (202).
3. The positioning device for machining the automobile crank according to claim 2, wherein: and a crank (201) is eccentrically installed on the outer side of the rotating disc (202).
4. The positioning device for machining the automobile crank according to claim 1, wherein: the first vertical rod (4) and the second vertical rod (7) are identical in structure, the first elastic pressing component (6) and the second elastic pressing component (9) are identical in structure, and the first pressing cover (5) and the second pressing cover (8) are identical in structure.
5. The positioning device for machining the automobile crank according to claim 4, wherein: the first vertical rod (4) is arranged at the upper end of the sliding seat (3), the first vertical rod (4) is tubular, the upper end of the first vertical rod (4) is of an open structure, an upper baffle (401) is arranged at the upper end of the first vertical rod (4), a guide groove (402) is arranged on the surface of the upper baffle (401) in a penetrating manner, the first elastic pressing component (6) comprises a sliding column (603), the sliding column (603) is arranged in the guide groove (402) in a sliding manner, the bottom of the sliding column (603) extends into the first vertical rod (4) and is provided with a lower baffle (605), a pressing spring (604) is arranged on the outer side of the sliding column (603), the pressing spring (604) is positioned between the upper baffle (401) and the lower baffle (605), the upper end of the sliding column (603) penetrates out of the upper baffle (401) and is provided with a limiting strip (602), and the bottom surface of the first pressing cover (5) is of, first cover (5) surface that compresses tightly runs through and is provided with fixed slot (502) and bar groove (501), the quantity in bar groove (501) has two, and is located respectively the both sides of fixed slot (502), bar groove (501) with spacing (602) clearance fit.
6. The positioning device for machining the automobile crank according to claim 5, wherein: the upper end of the limiting strip (602) is provided with a pulling frame (601), the section of the pulling frame (601) is T-shaped, and the pulling frame (601) and the limiting strip (602) form an I shape.
7. The positioning device for machining the automobile crank according to claim 6, wherein: the cross sections of the sliding columns (603) and the guide grooves (402) are square and are in clearance fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921589565.2U CN210451910U (en) | 2019-09-23 | 2019-09-23 | Positioning device for machining automobile crank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921589565.2U CN210451910U (en) | 2019-09-23 | 2019-09-23 | Positioning device for machining automobile crank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210451910U true CN210451910U (en) | 2020-05-05 |
Family
ID=70434762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921589565.2U Expired - Fee Related CN210451910U (en) | 2019-09-23 | 2019-09-23 | Positioning device for machining automobile crank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210451910U (en) |
-
2019
- 2019-09-23 CN CN201921589565.2U patent/CN210451910U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200505 |